In the reaction h2so4 + 2 naoh -> na2so4 + 2h2o, an equivalence point occurs when 28.54 ml of 0.2075 m naoh is added to a 34.23 ml portion of h2so4. what is the [h2so4]?

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.